<template>
  <div class="app-container">
    <el-form
      :model="queryParams"
      ref="queryForm"
      size="small"
      :inline="true"
      v-show="showSearch"
      label-width="68px"
    >
      <el-form-item label="分类ID" prop="categoryId">
        <el-input
          v-model="queryParams.categoryId"
          placeholder="请输入分类ID"
          clearable
          @keyup.enter.native="handleQuery"
        />
      </el-form-item>
      <el-form-item label="分类名称" prop="categoryName">
        <el-input
          v-model="queryParams.categoryName"
          placeholder="请输入分类名称"
          clearable
          @keyup.enter.native="handleQuery"
        />
      </el-form-item>
      <!-- <el-form-item label="父级分类编号" prop="parentCategoryId">
        <el-input
          v-model="queryParams.parentCategoryId"
          placeholder="请输入父级分类编号"
          clearable
          @keyup.enter.native="handleQuery"
        />
      </el-form-item> -->
      <!-- <el-form-item label="删除标志(0：未删除 1：已删除)" prop="yn">
        <el-input
          v-model="queryParams.yn"
          placeholder="请输入删除标志(0：未删除 1：已删除)"
          clearable
          @keyup.enter.native="handleQuery"
        />
      </el-form-item> -->
      <el-form-item>
        <el-button type="primary" icon="el-icon-search" size="mini" @click="handleQuery"
          >搜索</el-button
        >
        <el-button icon="el-icon-refresh" size="mini" @click="resetQuery">重置</el-button>
      </el-form-item>
    </el-form>

    <el-row :gutter="10" class="mb8">
      <el-col :span="1.5">
        <el-button
          type="primary"
          plain
          icon="el-icon-plus"
          size="mini"
          @click="handleAdd"
          v-hasPermi="['customer:mallGoodsCategory:add']"
          >新增</el-button
        >
      </el-col>
      <el-col :span="1.5">
        <el-button
          type="success"
          plain
          icon="el-icon-edit"
          size="mini"
          :disabled="single"
          @click="handleUpdate"
          v-hasPermi="['customer:mallGoodsCategory:edit']"
          >修改</el-button
        >
      </el-col>
      <el-col :span="1.5">
        <el-button
          type="danger"
          plain
          icon="el-icon-delete"
          size="mini"
          :disabled="multiple"
          @click="handleDelete"
          v-hasPermi="['customer:mallGoodsCategory:remove']"
          >删除</el-button
        >
      </el-col>
      <el-col :span="1.5">
        <el-button
          type="warning"
          plain
          icon="el-icon-download"
          size="mini"
          @click="handleExport"
          v-hasPermi="['customer:mallGoodsCategory:export']"
          >导出</el-button
        >
      </el-col>
      <right-toolbar :showSearch.sync="showSearch" @queryTable="getList"></right-toolbar>
    </el-row>

    <el-table
      v-loading="loading"
      :data="mallGoodsCategoryList"
      @selection-change="handleSelectionChange"
      row-key="categoryId"
      :default-expand-all="isExpandAll"
      :tree-props="{ children: 'children', hasChildren: 'hasChildren' }"
    >
      <el-table-column type="selection" width="55" align="center" />
      <!-- <el-table-column label="商品分类表主键" align="center" prop="id" /> -->
      <el-table-column label="分类ID" align="center" prop="categoryId" />
      <el-table-column label="分类名称" align="center" prop="categoryName" />
      <!-- <el-table-column label="父级分类编号" align="center" prop="parentCategoryId" /> -->
      <!-- <el-table-column label="删除标志(0：未删除 1：已删除)" align="center" prop="yn" /> -->
      <el-table-column label="备注" align="center" prop="remark" />
      <el-table-column label="操作" align="center" class-name="small-padding fixed-width">
        <template slot-scope="scope">
          <el-button
            size="mini"
            type="text"
            icon="el-icon-edit"
            @click="handleUpdate(scope.row)"
            v-hasPermi="['customer:mallGoodsCategory:edit']"
            >修改</el-button
          >
          <el-button
            size="mini"
            type="text"
            icon="el-icon-plus"
            @click="handleAdd(scope.row)"
            v-hasPermi="['customer:mallGoodsCategory:add']"
            >新增</el-button
          >
          <el-button
            size="mini"
            type="text"
            icon="el-icon-delete"
            @click="handleDelete(scope.row)"
            v-hasPermi="['customer:mallGoodsCategory:remove']"
            >删除</el-button
          >
        </template>
      </el-table-column>
    </el-table>

    <pagination
      v-show="total > 0"
      :total="total"
      :page.sync="queryParams.pageNum"
      :limit.sync="queryParams.pageSize"
      @pagination="getList"
    />

    <!-- 添加或修改积分商城商品分类对话框 -->
    <el-dialog :title="title" :visible.sync="open" width="500px" append-to-body>
      <el-form ref="form" :model="form" :rules="rules" label-width="80px">
        <!-- <el-form-item label="分类ID" prop="categoryId">
          <el-input v-model="form.categoryId" placeholder="请输入分类ID" />
        </el-form-item> -->
        <el-form-item label="分类名称" prop="categoryName">
          <el-input v-model="form.categoryName" placeholder="请输入分类名称" />
        </el-form-item>
        <el-form-item label="道具层级" prop="layer">
          <el-input-number
            v-model="form.layer"
            :min="1"
            :max="100"
            label="请输入道具层级"
          ></el-input-number>
        </el-form-item>
        <el-form-item
          v-show="form.parentCategoryId != null && form.parentCategoryId != 0"
          label="父级分类名称"
          prop="parentCategoryName"
        >
          {{ form.parentCategoryName }}
          <!-- <el-input v-model="form.parentCategoryId" placeholder="请输入父级分类编号" /> -->
        </el-form-item>
        <!-- <el-form-item label="删除标志(0：未删除 1：已删除)" prop="yn">
          <el-input v-model="form.yn" placeholder="请输入删除标志(0：未删除 1：已删除)" />
        </el-form-item> -->
        <el-form-item label="备注" prop="remark">
          <el-input v-model="form.remark" placeholder="请输入备注" />
        </el-form-item>
      </el-form>
      <div slot="footer" class="dialog-footer">
        <el-button type="primary" @click="submitForm">确 定</el-button>
        <el-button @click="cancel">取 消</el-button>
      </div>
    </el-dialog>
  </div>
</template>

<script>
import {
  listMallGoodsCategory,
  getMallGoodsCategory,
  delMallGoodsCategory,
  addMallGoodsCategory,
  updateMallGoodsCategory,
} from "@/api/customer/mallGoodsCategory";

export default {
  name: "MallGoodsCategory",
  data() {
    return {
      // 遮罩层
      loading: true,
      // 选中数组
      ids: [],
      // 非单个禁用
      single: true,
      // 非多个禁用
      multiple: true,
      // 显示搜索条件
      showSearch: true,
      // 总条数
      total: 0,
      // 积分商城商品分类表格数据
      mallGoodsCategoryList: [],
      // 弹出层标题
      title: "",
      // 是否显示弹出层
      open: false,
      // 是否展开，默认全部展开
      isExpandAll: true,
      // 查询参数
      queryParams: {
        pageNum: 1,
        pageSize: 10,
        categoryId: null,
        categoryName: null,
        parentCategoryId: null,
        layer: null,
        yn: null,
      },
      selectParentNode: null,
      // 表单参数
      form: {},
      // 表单校验
      rules: {
        categoryName: [{ required: true, message: "分类名称不能为空", trigger: "blur" }],
        remark: [{ required: true, message: "备注不能为空", trigger: "blur" }],
      },
    };
  },
  created() {
    this.getList();
  },
  methods: {
    /** 查询积分商城商品分类列表 */
    getList() {
      this.loading = true;
      listMallGoodsCategory(this.queryParams).then((response) => {
        this.mallGoodsCategoryList = this.handleTree(
          response.rows,
          "categoryId",
          "parentCategoryId"
        );
        this.total = response.total;
        this.loading = false;
      });
    },
    // 取消按钮
    cancel() {
      this.open = false;
      this.reset();
    },
    // 表单重置
    reset() {
      this.form = {
        id: null,
        categoryId: null,
        categoryName: null,
        parentCategoryId: null,
        parentCategoryName: null,
        yn: null,
        layer: null,
        createBy: null,
        createTime: null,
        updateBy: null,
        updateTime: null,
        remark: null,
      };
      this.resetForm("form");
    },
    /** 搜索按钮操作 */
    handleQuery() {
      this.queryParams.pageNum = 1;
      this.getList();
    },
    /** 重置按钮操作 */
    resetQuery() {
      this.resetForm("queryForm");
      this.handleQuery();
    },
    // 多选框选中数据
    handleSelectionChange(selection) {
      this.ids = selection.map((item) => item.id);
      this.single = selection.length !== 1;
      this.multiple = !selection.length;
    },
    /** 新增按钮操作 */
    handleAdd(row) {
      this.reset();
      if (row["isTrusted"] == undefined) {
        this.form.parentCategoryId = row.categoryId;
        this.form.parentCategoryName = row.categoryName;
      } else {
        this.form.parentCategoryId = 0;
      }
      this.open = true;
      this.title = "添加积分商城商品分类";
    },
    /** 修改按钮操作 */
    handleUpdate(row) {
      var me = this;
      this.reset();
      const id = row.id || this.ids;
      getMallGoodsCategory(id).then((response) => {
        this.form = response.data;
        this.open = true;
        if (row.parentCategoryId != 0) {
          me.getSelectNode(row.parentCategoryId);
          this.form.parentCategoryId = me.selectParentNode.categoryId;
          this.form.parentCategoryName = me.selectParentNode.categoryName;
        }
        this.title = "修改积分商城商品分类";
      });
    },

    getSelectNode(selectId) {
      this.mallGoodsCategoryList.forEach((root) => {
        if (root.categoryId == selectId) {
          this.selectParentNode = root;
        }
        this.getChildNode(root, selectId);
      });
    },

    getChildNode(node, selectId) {
      if (node.children != null) {
        node.children.forEach((child) => {
          if (child.categoryId == selectId) {
            this.selectParentNode = child;
          }
          this.getChildNode(child, selectId);
        });
      }
    },

    /** 提交按钮 */
    submitForm() {
      this.$refs["form"].validate((valid) => {
        if (valid) {
          if (this.form.id != null) {
            updateMallGoodsCategory(this.form).then((response) => {
              this.$modal.msgSuccess("修改成功");
              this.open = false;
              this.getList();
            });
          } else {
            addMallGoodsCategory(this.form).then((response) => {
              this.$modal.msgSuccess("新增成功");
              this.open = false;
              this.getList();
            });
          }
        }
      });
    },
    /** 删除按钮操作 */
    handleDelete(row) {
      if (row.children != null) {
        this.$modal.msgError("存在子分类无法删除！");
        return;
      }
      const ids = row.id || this.ids;
      this.$modal
        .confirm('是否确认删除积分商城商品分类编号为"' + ids + '"的数据项？')
        .then(function () {
          return delMallGoodsCategory(ids);
        })
        .then(() => {
          this.getList();
          this.$modal.msgSuccess("删除成功");
        })
        .catch(() => {});
    },
    /** 导出按钮操作 */
    handleExport() {
      this.download(
        "customer/mallGoodsCategory/export",
        {
          ...this.queryParams,
        },
        `mallGoodsCategory_${new Date().getTime()}.xlsx`
      );
    },
  },
};
</script>
